Add DevIL 1.7.8.

libs/DevIL-1.7.8/examples/allegro_example/allegtest.c

@@ -0,0 +1,51 @@
+// Almost identical to Allegro's ex15.c
+
+#include <IL/il.h>
+#include <IL/ilu.h>
+#include <IL/ilut.h>
+#include <allegro.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+
+int main(int argc, char *argv[])
+{
+  BITMAP *Image;
+  PALETTE Pal;
+  ILuint Id;
+
+  if (argc != 2) {
+     printf("Please specify a filename.\n");
+     return 1;
+  }
+
+  ilInit();
+  ilGenImages(1, &Id);
+  ilBindImage(Id);
+  ilLoadImage(argv[1]);
+
+//  if (ilGetInteger(IL_IMAGE_FORMAT) == GL_BGR ||
+//      ilGetInteger(IL_IMAGE_FORMAT) == GL_BGRA)
+        ilSwapColours();
+
+  Image = (BITMAP*)ilutConvertToAlleg(Pal);
+
+  allegro_init();
+  install_keyboard();
+  if (ilGetInteger(IL_IMAGE_BYTES_PER_PIXEL) == 8) {
+     set_color_depth(8);
+     set_palette(Pal);
+  }
+  else
+     set_color_depth(32);
+  set_gfx_mode(GFX_AUTODETECT, 640, 480, 0, 0);
+
+  blit(Image, screen, 0, 0, (SCREEN_W - Image->w) / 2,
+        (SCREEN_H - Image->h) / 2, Image->w, Image->h);
+
+  destroy_bitmap(Image);
+
+  readkey();
+
+  return 0;
+}